Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?
A. 20
B. 100
C. 10
D. 500
Answer: C
Mathematics
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Perform the indicated operation.(5n7 - 14n5 - 10) - (-10n5 + 7n7 - 2)
A. -2n7 - 7n5 - 12 B. -2n7 - 4n5 - 12 C. -2n7 - 4n5 - 8 D. -14n12
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Find the zeroes of the functions algebraically.
?
?
A. 
B. 
C. ?
D. 
E. 
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Use the distance formula to find the distance between the points.(7, -3), (3, -1)
A. 6
B. 2
C. 12
D. 12
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Convert to a mixed numeral.
A. 1
B. 3
C. 2
D. 2
Mathematics